Support --force for overriding the ssh check

[tstromberg]

Fixes #6204

This allows you to skip the SSH check if you run minikube start --force (a flag we support for overriding other checks)

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: tstromberg

The full list of commands accepted by this bot can be found here.

The pull request process is described here

Needs approval from an approver in each of these files:

• OWNERS [tstromberg]

Approvers can indicate their approval by writing /approve in a comment
Approvers can cancel approval by writing /approve cancel in a comment

[codecov-io]

Codecov Report

❗ No coverage uploaded for pull request base (master@9b5044b). Click here to learn what that means.
The diff coverage is 32.6%.

@@            Coverage Diff            @@
##             master    #6237   +/-   ##
=========================================
  Coverage          ?   37.64%           
=========================================
  Files             ?      128           
  Lines             ?     8686           
  Branches          ?        0           
=========================================
  Hits              ?     3270           
  Misses            ?     4991           
  Partials          ?      425

Impacted Files	Coverage Δ
cmd/minikube/cmd/mount.go	8.33% <ø> (ø)
pkg/minikube/out/style.go	91.66% <ø> (ø)
pkg/minikube/bootstrapper/bsutil/extraconfig.go	79.1% <ø> (ø)
pkg/util/constants.go	87.5% <ø> (ø)
cmd/minikube/cmd/kubectl.go	0% <ø> (ø)
pkg/minikube/registry/registry.go	100% <ø> (ø)
pkg/minikube/assets/addons.go	37.93% <ø> (ø)
cmd/minikube/cmd/tunnel.go	5.88% <ø> (ø)
pkg/minikube/bootstrapper/bsutil/featuregates.go	84% <ø> (ø)
pkg/minikube/command/exec_runner.go	0% <ø> (ø)
... and 41 more

[medyagh]

Please add either to PR description or the docs an example of how to use it

[tstromberg]

/ok-to-test

[minikube-pr-bot]

All Times Minikube (PR 6237): [ 94.571102 96.973154 95.764858]
All Times minikube: [ 96.563440 97.350948 96.180774]

Average minikube: 96.698387
Average Minikube (PR 6237): 95.769705

Averages Time Per Log

+----------------------+-----------+--------------------+
|         LOG          | MINIKUBE  | MINIKUBE (PR 6237) |
+----------------------+-----------+--------------------+
| minikube v           |  0.283800 |           0.288555 |
| Creating kvm2        | 20.352001 |          20.416030 |
| Preparing Kubernetes | 49.897354 |          48.097689 |
| Pulling images       |  3.840533 |           3.696118 |
| Launching Kubernetes | 19.394327 |          20.345526 |
| Waiting for cluster  |  2.879688 |           2.875852 |
+----------------------+-----------+--------------------+

[sharifelgamal]

Should we just skip the check entirely if force is passed in, instead of just disregarding the result?

[tstromberg]

Should we just skip the check entirely if force is passed in, instead of just disregarding the result?

Good call. Done!

[minikube-pr-bot]

All Times minikube: [ 93.897719 92.059437 95.245542]
All Times Minikube (PR 6237): [ 94.917423 91.334774 96.033363]

Average minikube: 93.734232
Average Minikube (PR 6237): 94.095187

Averages Time Per Log

+----------------------+-----------+--------------------+
|         LOG          | MINIKUBE  | MINIKUBE (PR 6237) |
+----------------------+-----------+--------------------+
| minikube v           |  0.286343 |           0.280017 |
| Creating kvm2        | 20.195196 |          19.737391 |
| Preparing Kubernetes | 47.906163 |          48.300675 |
| Pulling images       |  3.848618 |           3.891607 |
| Launching Kubernetes | 18.716523 |          19.110764 |
| Waiting for cluster  |  2.730364 |           2.726012 |
+----------------------+-----------+--------------------+